How do you take a heater switch out of a car?
If you have to pry on the corner of something to see how it comes off, do that without damaging the panel using a plastic wedge trim panel tool. On some cars you can pull the radio and other accessories straight out of the front of the console and leave a hole large enough to reach inside and pull out the heater switch.
What happens when you change the fuse on a heater blower?
If the fuse is blown, replace it and then try the blower. If the fuse blows right away, your car may have a bad blower motor or some other problem in the system. If the blower works when you change the fuse, you may not be out of the woods yet. When the motor gets old and tired it will draw more current through the wires than a new motor.
How do you replace a fan switch on a heater?
Replacing the fan switch begins by removing the knob. Most of the time the knob just pulls off, but sometimes it’s a little more tricky. Carefully inspect the knob all around using your inspection mirror to look underneath.
When do you Know Your heater motor switch is broken?
While there are differences from car to car, there are a few common elements to the job. Some common signs of a broken blower motor switch are if the switch only works on certain air settings, which occurs when a contact wears out, or if the switch is stuck or often gets stuck, indicating that the switch is not working properly.
How to remove the ignition switch from the dash?
Pull all plug from steering column, all have a different shape so have no worry. The yellow arrows show the 4 screw that hold the column to the dash, the upper one are safety screw, just use a Vise-Grip to remove those. OK, the following steps are to replace the ignition switch (it’s NOT a must, but for a 5$ trouble part, change this one!!!!
How to replace a heater motor switch or relay?
Step 1: Replace the switch. At this point you should have the switch in a position to easily disconnect it. Be careful, there are usually locking tabs on the connector that have to be squeezed before it will release and pull off. The plastic connectors are brittle and break easily.
If you have to pry on the corner of something to see how it comes off, do that without damaging the panel using a plastic wedge trim panel tool. On some cars you can pull the radio and other accessories straight out of the front of the console and leave a hole large enough to reach inside and pull out the heater switch.
Replacing the fan switch begins by removing the knob. Most of the time the knob just pulls off, but sometimes it’s a little more tricky. Carefully inspect the knob all around using your inspection mirror to look underneath.
How do you remove the heater on a Thunderbird?
With these items removed insert the small end of the bezel tool (photo #4) over the shaft and engage the bezel nut, turn counter-clockwise to remove. The cable assembly can then be removed by pushing the shaft housing forward and out from under the dash. The heater on/off switch is removed in the same manner.
How do you remove the radio from the dash?
Push the radio forward; drop the end down, and rotate the radio assembly to remove it from under the dash. The heater control is held in place from the back side of the dash by two retainers, one on each side, as shown in photo #6.
What should I do if my heater relay is not working?
Turn on the key and try the blower. Some relays may not activate until the car is running and have a built in delay so you may need to start the engine and wait a few seconds to see if your repair was successful. Depending on what you drive, this job could be a breeze or a nightmare.
What should I do if my heater fan switch is not working?
As long as there are no bare wires exposed, reconnect the battery cable and try running the heater fan to see if there is other diagnostic work to be done. If everything checks out, disconnect the battery again, route the switch back through the hole, and attach it with the nut.
When to replace a heater blower motor switch or relay?
When the motor gets old and tired it will draw more current through the wires than a new motor. It may still draw enough current to blow the fuse after it runs for a while. In that case, a motor replacement is in order. Step 1: Disconnect the battery. Put on your safety glasses and disconnect the battery at the negative cable.